Home / 40,188,160.80-60,282,241.20-28,850,752.80

Finding the Fourth Proportional to 40,188,160.80, 60,282,241.20 and 28,850,752.80

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Solution

The fourth proportional to 40,188,160.80, 60,282,241.20 and 28,850,752.80 is: 43,276,129.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,188,160.80 : 60,282,241.20 = 28,850,752.80 : x
  2. Step 2: Convert to fraction form
    40,188,160.80/60,282,241.20 = 28,850,752.80/x
  3. Step 3: Cross multiply
    40,188,160.80x = 60,282,241.20 × 28,850,752.80
  4. Step 4: Simplify right side
    40,188,160.80x = 1,739,188,039,091,175.50
  5. Step 5: Solve for x
    x = 1,739,188,039,091,175.50/40,188,160.80
  6. Step 6: Final answer
    x = 43,276,129.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.